Home / 193,088,909.64-266,471,805.03-109,458,661.13

Finding the Fourth Proportional to 193,088,909.64, 266,471,805.03 and 109,458,661.13

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Solution

The fourth proportional to 193,088,909.64, 266,471,805.03 and 109,458,661.13 is: 151,058,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,088,909.64 : 266,471,805.03 = 109,458,661.13 : x
  2. Step 2: Convert to fraction form
    193,088,909.64/266,471,805.03 = 109,458,661.13/x
  3. Step 3: Cross multiply
    193,088,909.64x = 266,471,805.03 × 109,458,661.13
  4. Step 4: Simplify right side
    193,088,909.64x = 29,167,647,006,930,904
  5. Step 5: Solve for x
    x = 29,167,647,006,930,904/193,088,909.64
  6. Step 6: Final answer
    x = 151,058,116.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.